(19)
(11) EP 1 481 020 A2

(12)

(88) Date of publication A3:
22.07.2004

(43) Date of publication:
01.12.2004 Bulletin 2004/49

(21) Application number: 03754358.4

(22) Date of filing: 04.02.2003
(51) International Patent Classification (IPC)7C08J 3/00
(86) International application number:
PCT/US2003/003188
(87) International publication number:
WO 2004/000916 (31.12.2003 Gazette 2004/01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT SE SI SK TR
Designated Extension States:
AL LT LV MK RO

(30) Priority: 04.02.2002 US 354184 P

(71) Applicant: Nanophase Technologies Corporation
Romeoville, IL 60446 (US)

(72) Inventors:
  • CAYTON, Roger, H.
    Naperville, IL 60540 (US)
  • BROTZMAN, Richard, W., Jr.
    Naperville, IL 60540-5711 (US)
  • MURRAY, Patrick, G.
    Yorkville, IL 60560 (US)

(74) Representative: Sharma, Rajita 
Wildman Harrold UK LLP,11th Floor, Tower 3,Clements Inn
London WC2A 2AZ
London WC2A 2AZ (GB)

   


(54) STABLE DISPERSIONS OF NANOPARTICLES IN AQUEOUS MEDIA